In the case of Martin we have--as long as there are no immediate witnesses--presumably the right to bait a fight, kill the "assailant," and then escape on self-defense. ...

What we have in Florida--and doubtlessly in other parts of the country--is the state relinquishing a crucial aspect of meting out justice. The logic here militates toward getting a gun--even for people who don't like guns. The logic incentivizes an armed citizenry where the beneficiary of justice is simply the last man standing. Your side of the story is irrelevant if you are dead.